On 23-11-18, 15:24, Anshuman Khandual wrote: > --- a/drivers/dma/dmaengine.c > +++ b/drivers/dma/dmaengine.c > @@ -386,7 +386,8 @@ EXPORT_SYMBOL(dma_issue_pending_all); > static bool dma_chan_is_local(struct dma_chan *chan, int cpu) > { > int node = dev_to_node(chan->device->dev); > - return node == -1 || cpumask_test_cpu(cpu, cpumask_of_node(node)); > + return node == NUMA_NO_NODE || > + cpumask_test_cpu(cpu, cpumask_of_node(node)); > }
I do not see dev_to_node being updated first, that returns -1 so I would prefer to check for -1 unless it return NUMA_NO_NODE -- ~Vinod